Trailer hitch plug



FIG. 1 is a perspective view of the trailer hitch plug of the present design;

FIG. 2 is a rear perspective view of the plug of FIG. 1;

FIG. 3 is a top plan view of the plug of FIG. 1;

FIG. 4 is a side elevational view of the plug of FIG. 1;

FIG. 5 is a front elevational view of the plug of FIG. 1;

FIG. 6 is a bottom plan view of the plug of FIG. 1;

FIG. 7 is a side elevational view of the plug of FIG. 1 from the opposite direction as shown in FIG. 4; and,

FIG. 8 is a rear elevational view of the plug of FIG. 1. 

The ornamental design for a trailer hitch plug, as shown and described. 